Finding the Fourth Proportional to 893,627.84, 1,233,206.34 and 491,219.84
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Solution
The fourth proportional to 893,627.84, 1,233,206.34 and 491,219.84 is: 677,883.34
Step by Step Solution
- Step 1: Write the proportion equation
893,627.84 : 1,233,206.34 = 491,219.84 : x - Step 2: Convert to fraction form
893,627.84/1,233,206.34 = 491,219.84/x - Step 3: Cross multiply
893,627.84x = 1,233,206.34 × 491,219.84 - Step 4: Simplify right side
893,627.84x = 605,775,421,021.79 - Step 5: Solve for x
x = 605,775,421,021.79/893,627.84 - Step 6: Final answer
x = 677,883.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.